A microscopic ancient river channel identification method based on maximum entropy principle and Wigner-Ville Distribution and its application

XU Tianji,CHENG Bingjie,NIU Shuangchen,QIN Zhengye,WANG Zhenzhen

Table 1 Parameters of the emulational seismic signal.

Signal A1/ dB A2/ dB Q f1/ Hz f 2/ Hz φ1/ rad φ2/ rad t/s xF1 450 0 12 80 0 π/4 0 [0, 0.5] xF2 450 50 12 80 10 π/4 π/5 [0, 0.5]